Adjustable chair



FIG. 1 is a front perspective view of an adjustable chair showing my newdesign;

FIG. 2 is a top plan view of the chair of FIG. 1;

FIG. 3 is an elevation side view of the chair of FIG. 1;

FIG. 4 is a bottom plan view of the chair of FIG. 1;

FIG. 5 is a front elevation view of the chair of FIG. 1;

FIG. 6 is a rear elevation view of the chair of FIG. 1; and

FIG. 7 is an elevation side view of the chair of FIG. 1 in an inclinedposition.

The ornamental design for an adjustable chair, as shown.